WebA tunable IR filter based on a Fabry-Perot interferometer with two movable reflectors is reported. The infrared filter can be tuned over a wavelength range from 8 μm to 11 μm with voltages lower than 63 V. The FWHM bandwidth is lower than 200 nm and the peak transmittance is larger than 70 %. WebNov 1, 2024 · Design of MEMS-based micro-filter integrating grating and tunable Fabry-Perot cavity. Zhen-dong Shi, Liang Fang, Chong-xi Zhou. Engineering, Physics. 2015. This paper presents basic designs and operation concepts of a novel micro-electro-mechanical-systems (MEMS) filter integrating a tunable Fabry-Perot (FP) cavity and a grating.
Tunable Single-Longitudinal-Mode High-Power Fiber Laser
WebApr 10, 2024 · The self-injection-locked diode laser can significantly reduce the linewidth down to a sub-100 kHz level but requires optical filtering that is much narrower than the … WebJan 6, 2016 · Abstract: This paper reports on a proof-of-concept microelectromechanical system-based Fabry-Perot filter that is capable of electrically tuning within the long-wave infrared thermal imaging band of 8-12 μm. The device employs a single-layer quarter-wavelength thick tensile germanium membrane for the suspended top mirror in order to … ex openreach vans for sale
Fabry Perot tunable filter (FPTF) tuning - YouTube
WebIndustry leading, low-cost, high-speed Fabry-Perot Tunable Filters surpassing most of your optical systems and telecom requirements. Patent pending piezoelectric controlled band-pass filters recognized for … WebTunable is committed to making the world’s most versatile optical gas analyzer, capable of detecting multiple gases simultaneously. The sensor principle is based two core … WebJul 1, 2008 · We have developed a wavelength tunable fiber optic filter by using a hybrid-assembly technique of glass reflector cubes (volume 1 mm 3) onto a bulk-micromachined electrostatic translation stage (4. mm × 5 mm).. More than 0.6-μm-change of the Fabry-Pérot interferometer gap could be electrostatically controlled with a tuning voltage … btsa vs induction